expression
apart from that; that aside; anyway
A set phrase used to change the subject back to the main topic after a digression, or to dismiss a previous point and move on. Often used in conversation or informal writing.
See also: 扠置く
それはさておき、本題に入りましょう。
That aside, let's get to the main topic.
それはさておき、明日の予定はどうなってる？
Anyway, what's the plan for tomorrow?